The keypad is connected to a 74373 octal transparent latch as shown in Figure 10-50. The output

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The keypad is connected to a 74373 octal transparent latch as shown in Figure 10-50. The output is correct as long as a key is held. However, it is unable to latch data between key presses. Why will this circuit not work correctly?

Figure 10-50

Keypad C D E F CO 9 5 0 1 A B 6 2 7 3 Encoder DAV ad Latch En 8888 Outputs

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Digital Systems Principles And Application

ISBN: 9780134220130

12th Edition

Authors: Ronald Tocci, Neal Widmer, Gregory Moss

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Question Posted: Nov 17, 2023 07:15 AM

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The keypad is connected to a 74373 octal transparent latch as shown in Figure 10-50. The output

Question:

Keypad C D E F CO 9 5 0 1 A B 6 2 7 3 Encoder DAV adãå Latch En 8888 Outputs

Step by Step Answer:

The circuit in Figure 1050 will not work correctly because the data from the keypad is not latched before the DAV Data Available signal goes low This ...View the full answer

Digital Systems Principles And Application

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